In lieu of a vaccine, contact tracing is one of the few tools we have to contain the spread of COVID-19. A contact tracer interviews people diagnosed with COVID-19, finds out who they’ve been in close ...

<BLOCKQUOTE class="ip-ubbcode-quote"><div class="ip-ubbcode-quote-title">quote:</div><div class="ip-ubbcode-quote-content">I suck at drawing, but I practice by doing ...

The ATF traces guns used in crimes, however federal law is getting in the way. Gun sales have to be recorded but there’s no law requiring dealers to digitize them, causing stacks of documents to pile ...

One big branch of U.S. writing is tracing-paper realism. Like sidewalk portrait artists, its practitioners offer a quick, literal sketch drawn from life, but only superficially true to it. Two samples ...

I CAN add to the testimony of Mr. Charles Taylor about the efficiency of a screen of tracing paper. I have used for several years a small screen of tracing cloth mounted on rollers like a map. It is ...